CN103738381B - A kind of children trolley - Google Patents

A kind of children trolley Download PDF

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Publication number
CN103738381B
CN103738381B CN201310752186.1A CN201310752186A CN103738381B CN 103738381 B CN103738381 B CN 103738381B CN 201310752186 A CN201310752186 A CN 201310752186A CN 103738381 B CN103738381 B CN 103738381B
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China
Prior art keywords
push rod
locking mechanism
support
bar
cross bar
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CN201310752186.1A
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CN103738381A (en
Inventor
马福生
郭剑钊
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Priority to CN201310752186.1A priority Critical patent/CN103738381B/en
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Abstract

A kind of children trolley, the lower-left push rod that its left socle includes left front support, is slidably connected on left front support, the bottom right push rod that right support includes right anterior branch frame, is slidably connected on right anterior branch frame, frame locking mechanism includes the lower-left locking mechanism being arranged between left front support and lower-left push rod, the bottom right locking mechanism being arranged between right anterior branch frame and bottom right push rod, and left socle also includes by rotating the upper left push rod that realization control lower-left locking mechanism is changed between lock-out state and released state;Right support also includes by rotating the upper right push rod that realization control bottom right locking mechanism is changed between lock-out state and released state.Upper left push rod folds around the first from left axial lower-left push rod and draws close, and upper right push rod folds around a right axial bottom right push rod and draws close, and controls lower-left locking mechanism respectively and unlocks respectively with bottom right locking mechanism so that the left front support of lower-left push rod indentation, bottom right push rod indentation right anterior branch frame.

Description

A kind of children trolley
Technical field
The present invention relates to a kind of children trolley.
Background technology
A kind of children trolley, including having expanded position and the stroller frame of folding position, multiple for supporting described go-cart The wheel assembly of vehicle frame, for described stroller frame being locked in the frame locking mechanism under expanded position, described stroller frame Including the left socle in left side, the right support in right side, it is connected between described left socle and described right support Link.
Some children trolley existing, left socle includes that left front support, the lower-left being slidably connected on described left front support push away Bar, right support includes right anterior branch frame, the bottom right push rod being slidably connected on described right anterior branch frame, described frame locking mechanism Including the lower-left locking mechanism being arranged between described left front support and described lower-left push rod, it is arranged at described right anterior branch frame And the bottom right locking mechanism between described bottom right push rod, can be enough to for pushing away to meet the height under children trolley expanded position Car people grips, and lower-left push rod is longer with the length of bottom right push rod, so that the volume that children trolley is under folding position is bigger.
Also some children trolley, slides on the push rod of lower-left and arranges upper left push rod, and sliding on the push rod of bottom right arranges upper right and push away Bar, owing to the top of upper left push rod and the top of upper right push rod are respectively left handle and right handle, but under folding position, left handle Cannot receive to lower-left push rod and bottom right push rod with right handle so that children trolley volume under folding position is the biggest.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of children trolley.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: a kind of children trolley, including having expansion position Put the stroller frame with folding position, multiple wheel assembly for supporting described stroller frame, for by described stroller frame Being locked in the frame locking mechanism under expanded position, described stroller frame includes being positioned at the left socle of left side, being positioned at right side Right support, the link that is connected between described left socle and described right support,
Described left socle includes left front support, the lower-left push rod being slidably connected on described left front support,
Described right support includes right anterior branch frame, the bottom right push rod being slidably connected on described right anterior branch frame,
Described frame locking mechanism includes the lower-left locking machine being arranged between described left front support and described lower-left push rod Structure, the bottom right locking mechanism being arranged between described right anterior branch frame and described bottom right push rod,
Described left socle also includes by rotating the lower-left locking mechanism described in realization control between lock-out state and released state The upper left push rod of conversion, the bottom of described upper left push rod is rotatably connected on the upper end of described lower-left push rod around the first from left axle, Described frame locking mechanism includes the upper left locking mechanism being arranged between described lower-left push rod and described upper left push rod;
Described right support also includes by rotating the bottom right locking mechanism described in realization control between lock-out state and released state The upper right push rod of conversion, the bottom of described upper right push rod is rotatably connected on the upper end of described bottom right push rod around a right axle, Described frame locking mechanism includes the upper right locking mechanism being arranged between described bottom right push rod and described upper right push rod.
In some embodiments, described upper left push rod includes upper left putter body, is fixed on described upper left putter body The lower-left end rotating disk of a sidepiece of bottom, described lower-left push rod includes lower-left putter body, is fixed on described lower-left and pushes away The left upper end rotating disk of one sidepiece of the upper end of bar body, described lower-left end rotating disk and described left upper end rotating disk are by described The first from left axle is rotationally connected, and described lower-left locking mechanism includes the left touch switch being movably arranged in described lower-left putter body Portion,
When the lower-left push rod that described upper left push rod is relatively described launches, the bottom of described upper left putter body is with described Left touch switch portion is inconsistent, and now, described lower-left locking mechanism is in the lock state down, when described upper left push rod is relative Described lower-left push rod folds when drawing close, and the bottom of described upper left putter body is separated with described left touch switch portion, Now, described lower-left locking mechanism is under released state;
Described upper right push rod includes upper right putter body, is fixed on the right side of a sidepiece of the bottom of described upper right putter body Lower end rotating disk, described bottom right push rod includes bottom right putter body, is fixed on the side of the upper end of described bottom right putter body The upper right side rotating disk in portion, described bottom righthand side rotating disk is rotationally connected by the described right side one axle with described upper right side rotating disk, described Bottom right locking mechanism include the right touch switch portion that is movably arranged in described bottom right putter body,
When the bottom right push rod that described upper right push rod is relatively described launches, the bottom of described upper right putter body is with described Right touch switch portion is inconsistent, and now, described bottom right locking mechanism is in the lock state down, when described upper right push rod is relative Described bottom right push rod folds when drawing close, and the bottom of described upper right putter body is separated with described right touch switch portion, Now, described bottom right locking mechanism is under released state.
In some embodiments, described left front support includes left front rack body, upper by described left front rack body The left front subframe that portion extends rearwardly to form, described left socle also includes that the upper end rearward end with described left front subframe is around the second from left The left back support that axle is rotationally connected,
Before described right anterior branch frame includes the right side that right anterior branch frame body, top by described right anterior branch frame body extend rearwardly to form Subframe, described right support also includes that the rearward end of upper end subframe front with the described right side is propped up behind the right side that right two axles are rotationally connected Frame,
Described link includes:
Can the bottom bracing frame of laterally folded gathering, described bottom bracing frame includes that the first bottom bar and the first described bottom bar intersect also At the second bottom bar that infall is rotationally connected by the first axle,
The leading section of the first described bottom bar is realized two intersecting plane sides by left front joint with the bottom of described lower-left push rod Arranging with being rotated up, the rearward end of the first described bottom bar realizes intersecting at two by joint behind the right side with described right after-poppet In-plane on arrange rotationally,
The leading section of the second described bottom bar is realized two intersecting plane sides by right front connector with the bottom of described bottom right push rod Arranging with being rotated up, the rearward end of the second described bottom bar realizes intersecting at two by left back joint with described left back support In-plane on arrange rotationally;
Can the back pole-bracket of laterally folded gathering, described back pole-bracket be arranged at described left back support and described right after-poppet it Between.
In some further embodiment, described left socle also includes that rearward end turns around left three axles with described left back support The left seat post being dynamically connected, the front portion of described left seat post is rotationally connected around left four axles with described lower-left push rod;
Described right support also includes the right seat post that rearward end and described right after-poppet are rotationally connected, the described right side around right three axles The front portion of seat post is rotationally connected around right four axles with described bottom right push rod.
Further, the front portion of described left seat post, described left front joint pass through described with described lower-left push rod A left side four axle rotate coaxially connection, the front portion of described right seat post, described right front connector and described bottom right push rod pass through institute The right side four axle stated rotates coaxially connection.
Another further, described lower-left push rod is inserted in the tube chamber of described left front rack body slidably, described Offer left gathering sill on left front rack body along lower-upper length direction, a described left side four axle is positioned at described left gathering sill,
Described bottom right push rod is inserted in the tube chamber of described right anterior branch frame body slidably, on described right anterior branch frame body along Lower-upper length direction offers right gathering sill, and the described right side four axle is positioned at described right gathering sill.
In some another further embodiment, a described left side three axle is positioned at the lower section of described left back joint, the described right side Three axles are positioned at the lower section of joint behind the described right side.
In some another further embodiment, described back pole-bracket includes: the structure of described back pole-bracket is to include:
Montant;
First cross bar, the one end of the first described cross bar rotates with the upper end of described montant and is connected, and described first is horizontal The other end of bar rotates with described left back support and is connected;
Second cross bar, the one end of the second described cross bar rotates with the upper end of described montant and is connected, and described second is horizontal The other end of bar rotates with described right after-poppet and is connected;
Slide block, described slide block is slidably arranged on described montant;
3rd cross bar, the described one end of the 3rd cross bar rotates with the bottom of described montant and is connected, and described the 3rd is horizontal The other end of bar rotates with described left back support and is connected;
4th cross bar, the described one end of the 4th cross bar rotates with the bottom of described montant and is connected, and described the 4th is horizontal The other end of bar rotates with described right after-poppet and is connected;
First brace, the one end of the first described brace rotates with described slide block and is connected, described first brace the other end Rotate with the 3rd described cross bar and be connected;
Second brace, the second described brace one end rotates with described slide block and is connected, second described brace the other end Rotate with the 4th described cross bar and be connected.
In some another further embodiment, described link also include can the push rod support of laterally folded gathering, Described push rod support includes left push rod cross bar, one end and the described upper right that one end and described upper left push rod are rotationally connected The other end of the right push rod cross bar that push rod is rotationally connected, the other end of described left push rod cross bar and described right push rod cross bar Rotate and arrange.
In some another further embodiment, described wheel assembly includes being arranged at the left front of described left front support bottom Wheel assembly, it is arranged at the off-front wheel assembly of described right anterior branch frame bottom, is arranged at the left back wheels of described left back support bottom Part, it is arranged at the off hind wheel assembly of described right after-poppet bottom.
The scope of the present invention, however it is not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should contain simultaneously by Other technical scheme that above-mentioned technical characteristic or its equivalent feature carry out combination in any and formed.Such as in features described above and the application The technical scheme etc. that the technical characteristic that disclosed (but not limited to) has similar functions is replaced mutually and formed.
Due to technique scheme use, the present invention compared with prior art have the advantage that when by upper left locking mechanism with After upper right locking mechanism unlocks, upper left push rod just can fold around the first from left axial lower-left push rod and draw close, and upper right push rod just can be around the right side One axial bottom right push rod folds to be drawn close, and control lower-left locking mechanism unlocks respectively with bottom right locking mechanism respectively so that lower-left The left front support of push rod indentation, bottom right push rod indentation right anterior branch frame.
Accompanying drawing explanation
Accompanying drawing 1 be in the deployed for stroller frame under axonometric chart;
Accompanying drawing 2 is stroller frame axonometric chart (state one) in expanded position with folding position transformation process;
Accompanying drawing 3 is stroller frame axonometric chart (state two) in expanded position with folding position transformation process;
The axonometric chart that accompanying drawing 4 is under folding position for stroller frame;
Wherein: 11, left front support;111, left front rack body;112, left front subframe;12, lower-left push rod;121, left Lower push-rod body;122, left touch switch portion;13, upper left push rod;131, upper left putter body;14, left back support; 15, left seat post;
21, right anterior branch frame;211, right anterior branch frame body;212, right front subframe;214, right gathering sill;22, bottom right pushes away Bar;221, bottom right putter body;23, upper right push rod;231, upper right putter body;24, right after-poppet;25, right seat Bar;
31, the first from left axle;32, the second from left axle;
41, a right axle;42, right two axles;43, right three axles;44, right four axles;
50, bottom bracing frame;51, the first bottom bar;52, the second bottom bar;53, right front connector;54, joint behind the right side;55, first Axle;
60, back pole-bracket;70, push rod support.
Detailed description of the invention
Embodiment one, as shown in the drawings, a kind of children trolley, including the go-cart car with expanded position and folding position Frame, multiple wheel assembly for supporting stroller frame, for stroller frame being locked in the frame locking mechanism under expanded position, Stroller frame includes the left socle in left side, the right support in right side, the company that is connected between left socle and right support Connect frame,
Left socle includes left front support 11, the lower-left push rod 12 being slidably connected on left front support 11,
The bottom right push rod 22 that right support includes right anterior branch frame 21, is slidably connected on right anterior branch frame 21,
Frame locking mechanism includes the lower-left locking mechanism being arranged between left front support 11 and lower-left push rod 12, be arranged at the right side before Bottom right locking mechanism between support 21 and bottom right push rod 22,
Left socle also includes that the upper left changed between lock-out state and released state by rotating realization control lower-left locking mechanism pushes away Bar 13, the bottom of upper left push rod 13 is rotatably connected on the upper end of lower-left push rod 12, frame locking mechanism around the first from left axle 31 Including the upper left locking mechanism being arranged between lower-left push rod 12 and upper left push rod 13;
Right support also includes that the upper right changed between lock-out state and released state by rotating realization control bottom right locking mechanism pushes away Bar 23, the bottom of upper right push rod 23 is rotatably connected on the upper end of bottom right push rod 22, frame locking mechanism around a right axle 41 Including the upper right locking mechanism being arranged between bottom right push rod 22 and upper right push rod 23.
Upper left locking mechanism and the concrete structure of upper right locking mechanism, be not the main points of the present invention, as long as can turn two Between dynamic parts, the structure of locking can be suitable at this, does not repeats them here.
Upper left push rod 13 includes upper left putter body 131, is fixed on a left side for a sidepiece of the bottom of upper left putter body 131 Lower end rotating disk, lower-left push rod 12 includes lower-left putter body 121, is fixed on a sidepiece of the upper end of lower-left putter body 121 Left upper end rotating disk, lower-left end rotating disk and left upper end rotating disk be rotationally connected by the first from left axle 31, and lower-left locking mechanism includes rotating Or the left touch switch portion 122 being slidably arranged in lower-left putter body 121, upper right push rod 23 includes upper right putter body 231, being fixed on the bottom righthand side rotating disk of a sidepiece of the bottom of upper right putter body 231, bottom right push rod 22 includes bottom right push rod Body 221, it is fixed on the upper right side rotating disk of a sidepiece of the upper end of bottom right putter body 221, bottom righthand side rotating disk and upper right side Rotating disk is rotationally connected by a right axle 41, and bottom right locking mechanism includes rotating or being slidably arranged in bottom right putter body 221 Right touch switch portion.
Lower-left locking mechanism can have multiple with the concrete structure of bottom right locking mechanism, as a example by the locking mechanism of lower-left, such as lower-left It is rotatably connected to latch hook on push rod 12, left front support 11 has lockhole, latch hook and the left touch switch portion being rotationally connected 122 are connected by traction piece, are provided with so that latch hook tends to inserting the small part in lockhole between latch hook and lower-left push rod, And be provided with so that left touch switch portion 122 pops up and overcomes small part between left touch switch portion 122 and lower-left push rod Elastic force thus drag the big elastic component that latch hook departs from lockhole.Or can also is that another kind of structure, as latch hook slides even It is connected on the push rod of lower-left, is provided with between latch hook and lower-left push rod so that latch hook tends to departing from the first elastic component of lockhole, left touch-control Switch portion 122 in upper and lower strip, left touch switch portion 122 slide be located on the push rod of lower-left and be provided with between the two so that The second elastic component upspring in left touch switch portion 122, when upper left putter body 221 is pressed in left touch switch portion 122, left tactile Control switch portion 122 is pressed on latch hook and inserts it in lockhole.
When upper left push rod 13 relative lower-left push rod 12 launches, the bottom of upper left putter body 131 and left touch switch portion 122 is inconsistent, and now, lower-left locking mechanism is in the lock state down, leans on when upper left push rod 13 relative lower-left push rod 12 folds When holding together, the bottom of upper left putter body 131 is separated with left touch switch portion 122, and now, lower-left locking mechanism is in solution Under lock status;
When upper right push rod 23 relative bottom right push rod 22 launches, the bottom of upper right putter body 231 and right touch switch portion phase Conflicting, now, bottom right locking mechanism is in the lock state down, when upper right push rod 23 relative bottom right push rod 22 folds and draws close, The bottom of upper right putter body 231 is separated with right touch switch portion, and now, bottom right locking mechanism is under released state.
It is left front that left front support 11 includes that left front rack body 111, top by left front rack body 111 extend rearwardly to form Subframe 112, left socle also includes the left back support that the rearward end of upper end and left front subframe 112 is rotationally connected around the second from left axle 32 14,
Right anterior branch frame 21 include that right anterior branch frame body 211, top by right anterior branch frame body 211 extends rearwardly to form right before secondary Frame 212, right support also include upper end and the right side before the right after-poppet 24 that is rotationally connected around right two axles 42 of the rearward end of subframe 212,
Link includes:
Can the bottom bracing frame 50 of laterally folded gathering, bottom bracing frame 50 includes the first bottom bar 51 and the first bottom bar 51 intersects and The second bottom bar 52 that infall is rotationally connected by the first axle 55,
The leading section of the first bottom bar 51 realizes turning on two intersecting plane directions by left front joint with the bottom of lower-left push rod 12 Arranging, the rearward end of the first bottom bar 51 is realized two plane sides intersected by joint 54 behind the right side with right after-poppet 24 dynamicly Arrange with being rotated up,
The leading section of the second bottom bar 52 and the bottom of bottom right push rod 22 are realized in two intersecting plane directions by right front connector 53 On arrange rotationally, the rearward end of the second bottom bar 52 and left back support 14 are realized two plane sides intersected by left back joint Arrange with being rotated up;
Can the back pole-bracket 60 of laterally folded gathering, back pole-bracket 60 is arranged between left back support 14 and right after-poppet 24.
Left socle also includes the left seat post 15 that rearward end is rotationally connected around left three axles with left back support 14, left seat post 15 Front portion is rotationally connected around left four axles with lower-left push rod 12;
Right support also includes the right seat post 25 that rearward end is rotationally connected around right three axles 43 with right after-poppet 24, right seat post 25 Front portion is rotationally connected around right four axles with bottom right push rod 22.
The joint anterior, left front of left seat post 15 and lower-left push rod 12 are rotated coaxially by left four axles and are connected, right seat post 25 Front connector 53 anterior, right and bottom right push rod 22 rotated coaxially by right four axles 44 and be connected.
In the present embodiment, lower-left push rod 12 is inserted in the tube chamber of left front rack body 111 slidably, left front rack body 111 On offer left gathering sill along lower-upper length direction, left four axles are positioned at left gathering sill, and bottom right push rod 22 is inserted in the right side slidably In the tube chamber of fore-stock body 211, right anterior branch frame body 211 offers along lower-upper length direction right gathering sill 214, right Four axles 44 are positioned at right gathering sill 214.Or, not shown, lower-left push rod 12 slides side by side with left front rack body 111 phase Arrange, bottom right push rod 22 and right anterior branch frame body 211 phase slide side by side arrange also possible.
Left three axles are positioned at the lower section of left back joint, and right three axles 43 are positioned at the lower section of joint 54 behind the right side.
About back pole-bracket 60, in the present embodiment, back pole-bracket 60 includes: the structure of back pole-bracket 60 can be to include:
Montant;
First cross bar, the one end of the first cross bar rotates with the upper end of montant and is connected, and the other end of the first cross bar is with left back Support 14 rotates connection;
Second cross bar, the one end of the second cross bar rotates with the upper end of montant and is connected, behind the other end of the second cross bar and the right side Support 24 rotates connection;
Slide block, slide block is slidably arranged on montant;
3rd cross bar, the one end of the 3rd cross bar rotates with the bottom of montant and is connected, and the other end of the 3rd cross bar is with left back Support 14 rotates connection;
4th cross bar, the one end of the 4th cross bar rotates with the bottom of montant and is connected, behind the other end of the 4th cross bar and the right side Support 24 rotates connection;
First brace, the one end of the first brace rotates with slide block and is connected, described first brace the other end and the 3rd cross bar phase It is rotationally connected;
Second brace, the second brace one end rotates with slide block and is connected, and second brace the other end and the 4th cross bar rotate even Connect.
Or back pole-bracket 60 arranges left sliding part and right slip it is also possible that slide on left back support with right after-poppet respectively Part, passes through the cross that two decussations are pivotally connected between left sliding part, right sliding part, left back support, right after-poppet.
So that the rigidity that stroller frame is under expanded position is more preferable, in the present embodiment, link also includes laterally rolling over The push rod support 70 that overlapping is held together, push rod support 70 includes left push rod cross bar, one end that one end and upper left push rod 13 be rotationally connected The other end of the right push rod cross bar that portion and upper right push rod 23 are rotationally connected, the other end of left push rod cross bar and right push rod cross bar Rotate and arrange.Or directly saving push rod support 70, the rigidity of stroller frame is also possible.
Wheel assembly includes being arranged at the near front wheel assembly of left front support 11 bottom, being arranged at the off-front wheel of right anterior branch frame 21 bottom Assembly, it is arranged at the left rear wheel assembly of left back support 14 bottom, is arranged at the off hind wheel assembly of right after-poppet 24 bottom.
Embodiment two, not shown, embodiment two is with the difference of embodiment one, directly saves left seat post and right seat Bar, and at the first axle, increase latch-up structure, strengthen stroller frame rigidity under expanded position.
Embodiment three, not shown, embodiment three is with the difference of embodiment one, and link is many and is fixedly connected on left Many cross bars between frame and right support, i.e. save bottom bracing frame 50, back pole-bracket 60 and push rod support 70.
Above-described embodiment, only for technology design and the feature of the explanation present invention, its object is to allow person skilled in the art's energy Solution present disclosure much of that is also implemented according to this, can not limit the scope of the invention with this.All real according to spirit of the present invention The equivalence that matter is made changes or modifies, and all should contain within protection scope of the present invention.

Claims (9)

1. a children trolley, including having expanded position and the stroller frame of folding position, multiple for supporting described pushing away The wheel assembly of vehicle carriage, for described stroller frame being locked in the frame locking mechanism under expanded position, described go-cart car Frame include being positioned at left side left socle, be positioned at right side right support, be connected to described left socle and described right support it Between link,
Described left socle includes left front support (11), the lower-left push rod being slidably connected on described left front support (11) (12),
Described right support includes right anterior branch frame (21), the bottom right push rod being slidably connected on described right anterior branch frame (21) (22),
Described frame locking mechanism includes being arranged between described left front support (11) and described lower-left push rod (12) Lower-left locking mechanism, the bottom right being arranged between described right anterior branch frame (21) and described bottom right push rod (22) locking machine Structure,
It is characterized in that: described left socle also include by rotate realize control described in lower-left locking mechanism lock-out state with The upper left push rod (13) of conversion between released state, the bottom of described upper left push rod (13) rotates around the first from left axle (31) Being connected to the upper end of described lower-left push rod (12), described frame locking mechanism includes being arranged at described lower-left push rod (12) the upper left locking mechanism and between described upper left push rod (13);
Described right support also includes by rotating the bottom right locking mechanism described in realization control between lock-out state and released state The upper right push rod (23) of conversion, the bottom of described upper right push rod (23) is rotatably connected on described around a right axle (41) The upper end of bottom right push rod (22), described frame locking mechanism includes being arranged at described bottom right push rod (22) with described Upper right locking mechanism between upper right push rod (23);
Described upper left push rod (13) includes upper left putter body (131), is fixed on described upper left putter body (131) The lower-left end rotating disk of a sidepiece of bottom, described lower-left push rod (12) includes lower-left putter body (121), fixing In the left upper end rotating disk of a sidepiece of the upper end of described lower-left putter body (121), described lower-left end rotating disk is with described Left upper end rotating disk be rotationally connected by described the first from left axle (31), described lower-left locking mechanism includes being movably arranged on described Lower-left putter body (121) on left touch switch portion (122),
When the lower-left push rod (12) that described upper left push rod (13) is relatively described launches, described upper left putter body (131) bottom is inconsistent with described left touch switch portion (122), and now, described lower-left locking mechanism is in lock Determining under state, when the lower-left push rod (12) that described upper left push rod (13) is relatively described folds and draws close, described upper left pushes away The bottom of bar body (131) is separated with described left touch switch portion (122), now, and described lower-left locking mechanism It is under released state;
Described upper right push rod (23) includes upper right putter body (231), is fixed on described upper right putter body (231) The bottom righthand side rotating disk of a sidepiece of bottom, described bottom right push rod (22) includes bottom right putter body (221), fixing In the upper right side rotating disk of a sidepiece of the upper end of described bottom right putter body (221), described bottom righthand side rotating disk is with described Upper right side rotating disk be rotationally connected by the described right side one axle (41), described bottom right locking mechanism includes being movably arranged on described Bottom right putter body (221) on right touch switch portion,
When the bottom right push rod (22) that described upper right push rod (23) is relatively described launches, described upper right putter body (231) bottom is inconsistent with described right touch switch portion, and now, described bottom right locking mechanism is in the lock state Under, when the bottom right push rod (22) that described upper right push rod (23) is relatively described folds and draws close, described upper right putter body (231) bottom is separated with described right touch switch portion, and now, described bottom right locking mechanism is in released state Under.
A kind of children trolley the most according to claim 1, it is characterised in that:
Described left front support (11) includes left front rack body (111), upper by described left front rack body (111) The left front subframe (112) that portion extends rearwardly to form, described left socle also includes upper end and described left front subframe (112) The left back support (14) that is rotationally connected around the second from left axle (32) of rearward end,
Described right anterior branch frame (21) includes right anterior branch frame body (211), upper by described right anterior branch frame body (211) The right front subframe (212) that portion extends rearwardly to form, described right support also includes upper end and described right front subframe (212) The right after-poppet (24) that is rotationally connected around right two axles (42) of rearward end,
Described link includes: can the bottom bracing frame (50) of laterally folded gathering, described bottom bracing frame (50) includes first Bottom bar (51) and described the first bottom bar (51) intersect and infall by the first axle (55) be rotationally connected second Bottom bar (52),
The leading section of described the first bottom bar (51) is realized two by left front joint with the bottom of described lower-left push rod (12) Arranging rotationally on individual intersecting plane direction, the rearward end of described the first bottom bar (51) is led to described right after-poppet (24) After crossing the right side, joint (54) realizes arranging rotationally on two crossing in-planes,
The leading section of described the second bottom bar (52) is real by right front connector (53) with the bottom of described bottom right push rod (22) Arrange rotationally on present two intersecting plane directions, the rearward end of described the second bottom bar (52) and described left back support (14) realize arranging rotationally on two crossing in-planes by left back joint;
Can the back pole-bracket (60) of laterally folded gathering, described back pole-bracket (60) is arranged at described left back support (14) And between described right after-poppet (24).
A kind of children trolley the most according to claim 2, it is characterised in that: described left socle also include rearward end with The left seat post (15) that described left back support (14) is rotationally connected around left three axles, the front portion of described left seat post (15) It is rotationally connected around left four axles with described lower-left push rod (12);
Described right support also includes the right seat that rearward end and described right after-poppet (24) are rotationally connected around right three axles (43) Bar (25), the front portion of described right seat post (25) is rotationally connected around right four axles with described bottom right push rod (22).
A kind of children trolley the most according to claim 3, it is characterised in that: before described left seat post (15) Portion, described left front joint and described lower-left push rod (12) are rotated coaxially by a described left side four axle and are connected, described right seat The front portion of position bar (25), described right front connector (53) pass through the described right side four axle with described bottom right push rod (22) (44) connection is rotated coaxially.
A kind of children trolley the most according to claim 3, it is characterised in that:
Described lower-left push rod (12) is inserted in the tube chamber of described left front rack body (111) slidably, and described is left front Offer left gathering sill on rack body (111) along lower-upper length direction, a described left side four axle is positioned at described left gathering sill In,
Described bottom right push rod (22) is inserted in the tube chamber of described right anterior branch frame body (211) slidably, before the described right side Offer right gathering sill (214) on rack body (211) along lower-upper length direction, the described right side four axle (44) is positioned at institute In the right gathering sill (214) stated.
A kind of children trolley the most according to claim 3, it is characterised in that: a described left side three axle is positioned at described left back The lower section of joint, the described right side three axle (43) is positioned at the lower section of joint (54) behind the described right side.
A kind of children trolley the most according to claim 2, it is characterised in that: described back pole-bracket (60) including: institute The structure of the back pole-bracket (60) stated is to include:
Montant;
First cross bar, the one end of the first described cross bar rotates with the upper end of described montant and is connected, and described first is horizontal The other end of bar rotates with described left back support (14) and is connected;
Second cross bar, the one end of the second described cross bar rotates with the upper end of described montant and is connected, and described second is horizontal The other end of bar rotates with described right after-poppet (24) and is connected;
Slide block, described slide block is slidably arranged on described montant;
3rd cross bar, the described one end of the 3rd cross bar rotates with the bottom of described montant and is connected, and described the 3rd is horizontal The other end of bar rotates with described left back support (14) and is connected;
4th cross bar, the described one end of the 4th cross bar rotates with the bottom of described montant and is connected, and described the 4th is horizontal The other end of bar rotates with described right after-poppet (24) and is connected;
First brace, the one end of the first described brace rotates with described slide block and is connected, described first brace the other end Rotate with the 3rd described cross bar and be connected;
Second brace, the second described brace one end rotates with described slide block and is connected, second described brace the other end Rotate with the 4th described cross bar and be connected.
A kind of children trolley the most according to claim 2, it is characterised in that: described link also includes can be horizontal Folding the push rod support (70) drawn in, described push rod support (70) includes that one end turns with described upper left push rod (13) The right push rod cross bar that left push rod cross bar, one end and the described upper right push rod (23) being dynamically connected is rotationally connected, a described left side pushes away The other end of bar cross bar rotates setting with the other end of described right push rod cross bar.
A kind of children trolley the most according to claim 2, it is characterised in that: described wheel assembly includes being arranged at described Left front support (11) bottom the near front wheel assembly, be arranged at the off-front wheel assembly of described right anterior branch frame (21) bottom, set It is placed in the left rear wheel assembly of described left back support (14) bottom, is arranged at the off hind wheel of described right after-poppet (24) bottom Assembly.
CN201310752186.1A 2013-12-31 2013-12-31 A kind of children trolley Active CN103738381B (en)

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Publication number Priority date Publication date Assignee Title
CN103963818B (en) * 2014-04-30 2017-01-18 好孩子儿童用品有限公司 Stroller
CN104057992B (en) * 2014-06-23 2017-05-10 好孩子儿童用品有限公司 Stroller
CN104276199A (en) * 2014-09-24 2015-01-14 好孩子儿童用品有限公司 Stroller support bar structure and stroller with same
CN108382449A (en) * 2018-04-28 2018-08-10 江苏荣邦科技股份有限公司 A kind of Bi-directional foldable stroller

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US6375213B1 (en) * 1999-09-27 2002-04-23 Combi Corporation Stroller
CN201784649U (en) * 2010-07-30 2011-04-06 好孩子儿童用品有限公司 Baby carriage
CN201999036U (en) * 2011-01-18 2011-10-05 好孩子儿童用品有限公司 Baby stroller
CN202911779U (en) * 2012-09-28 2013-05-01 好孩子儿童用品有限公司 Stroller
CN203142745U (en) * 2013-03-15 2013-08-21 昆山威凯儿童用品有限公司 Folding mechanism of baby stroller
CN203864744U (en) * 2013-12-31 2014-10-08 好孩子儿童用品有限公司 Stroller

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